#ifndef QTVISIONTEST_MYDIALOG_H
#define QTVISIONTEST_MYDIALOG_H
#include <QDialog>
class QPushButton;
class MainWindow;  // 前置声明
class MyDialog : public QDialog
{
Q_OBJECT
public:
    explicit MyDialog(MainWindow *mainWin, QWidget *parent = nullptr);

private:
    MainWindow *mainWindow;
    QPushButton *callMainWinBtn;
};
#endif //QTVISIONTEST_MYDIALOG_H
